Nov 02 05:50:25.609 INFO checking strassl/blockchain against master#f6e9a6e41cd9b1fb687e296b5a6d4c6ad399f862 for pr-55517
Nov 02 05:50:25.610 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55517/worker-4/master#f6e9a6e41cd9b1fb687e296b5a6d4c6ad399f862:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-55517/master#f6e9a6e41cd9b1fb687e296b5a6d4c6ad399f862:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +f6e9a6e41cd9b1fb687e296b5a6d4c6ad399f862-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 02 05:50:26.240 INFO blam! 887b65b0cf915df4c085219bccc7e48309ddb756a31e67ae821f32fd20516b0d
Nov 02 05:50:26.255 INFO running `"docker" "start" "-a" "887b65b0cf915df4c085219bccc7e48309ddb756a31e67ae821f32fd20516b0d"`
Nov 02 05:50:28.247 INFO kablam! usermod: no changes
Nov 02 05:50:28.433 INFO kablam!     Checking rust-crypto v0.2.36
Nov 02 05:50:28.434 INFO kablam!    Compiling serde_derive v1.0.8
Nov 02 05:50:28.436 INFO kablam!     Checking env_logger v0.4.3
Nov 02 05:50:41.880 INFO kablam!     Checking blockchain v0.1.0 (/source)
Nov 02 05:50:43.012 INFO kablam! warning: function is never used: `serialize`
Nov 02 05:50:43.013 INFO kablam!  --> src/chain/serialization.rs:6:1
Nov 02 05:50:43.013 INFO kablam!   |
Nov 02 05:50:43.013 INFO kablam! 6 | pub fn serialize(chain: &Chain) -> Vec<u8> {
Nov 02 05:50:43.013 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 02 05:50:43.014 INFO kablam!   |
Nov 02 05:50:43.014 INFO kablam!   = note: #[warn(dead_code)] on by default
Nov 02 05:50:43.014 INFO kablam! 
Nov 02 05:50:43.014 INFO kablam! warning: function is never used: `deserialize`
Nov 02 05:50:43.014 INFO kablam!   --> src/chain/serialization.rs:10:1
Nov 02 05:50:43.015 INFO kablam!    |
Nov 02 05:50:43.015 INFO kablam! 10 | pub fn deserialize(data: &Vec<u8>) -> Result<Chain, String> {
Nov 02 05:50:43.015 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 02 05:50:43.015 INFO kablam! 
Nov 02 05:50:43.919 INFO kablam! warning: unused import: `deserialize`
Nov 02 05:50:43.919 INFO kablam!   --> src/main.rs:10:39
Nov 02 05:50:43.920 INFO kablam!    |
Nov 02 05:50:43.921 INFO kablam! 10 | use chain::serialization::{serialize, deserialize};
Nov 02 05:50:43.921 INFO kablam!    |                                       ^^^^^^^^^^^
Nov 02 05:50:43.922 INFO kablam!    |
Nov 02 05:50:43.922 INFO kablam!    = note: #[warn(unused_imports)] on by default
Nov 02 05:50:43.923 INFO kablam! 
Nov 02 05:50:44.004 INFO kablam! warning: unused import: `deserialize`
Nov 02 05:50:44.005 INFO kablam!   --> src/main.rs:10:39
Nov 02 05:50:44.005 INFO kablam!    |
Nov 02 05:50:44.005 INFO kablam! 10 | use chain::serialization::{serialize, deserialize};
Nov 02 05:50:44.005 INFO kablam!    |                                       ^^^^^^^^^^^
Nov 02 05:50:44.005 INFO kablam!    |
Nov 02 05:50:44.005 INFO kablam!    = note: #[warn(unused_imports)] on by default
Nov 02 05:50:44.005 INFO kablam! 
Nov 02 05:50:44.560 INFO kablam! warning: function is never used: `deserialize`
Nov 02 05:50:44.560 INFO kablam!   --> src/chain/serialization.rs:10:1
Nov 02 05:50:44.560 INFO kablam!    |
Nov 02 05:50:44.560 INFO kablam! 10 | pub fn deserialize(data: &Vec<u8>) -> Result<Chain, String> {
Nov 02 05:50:44.560 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 02 05:50:44.560 INFO kablam!    |
Nov 02 05:50:44.560 INFO kablam!    = note: #[warn(dead_code)] on by default
Nov 02 05:50:44.560 INFO kablam! 
Nov 02 05:50:44.812 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 16.52s
Nov 02 05:50:44.824 INFO kablam! su: No module specific data is present
Nov 02 05:50:46.436 INFO running `"docker" "rm" "-f" "887b65b0cf915df4c085219bccc7e48309ddb756a31e67ae821f32fd20516b0d"`
Nov 02 05:50:46.796 INFO blam! 887b65b0cf915df4c085219bccc7e48309ddb756a31e67ae821f32fd20516b0d